Apex domains cannot have CNAME records.
KnowBe4
Domain verification
knowbe4-site-verification=cb09f5f1bc7d3f7eeaa4dc08702422b7
_ktert89o2h7g0zts0aiem9xukq1axqd
qcl16lljbdu7qlfck6tl7icbmn
spf2.0/pra mx ip4:59.152.252.207/32 ip4:59.152.252.208/32 ip4:59.152.252.209/32 ip4:59.152.252.210/32 ip4:59.152.252.213/32 ip4:59.152.252.196/32 ip4:175.45.37.166/32 -al
l
Zone apex
Start of authority
Email
Serial
2026012801
Refresh
30m
Retry
15m
Expire
1d
Negative cache TTL
2h